/* ===== Entry page layout ===== */
.shell { display: grid; grid-template-columns: minmax(300px, 36%) 1fr; min-height: 100dvh; }
.rail {
  position: sticky; top: 0; height: 100dvh;
  display: flex; flex-direction: column; justify-content: flex-start; gap: 0;
  padding: clamp(24px, 4vw, 48px);
  background: var(--accent); color: #fff;
}
.brand { display: grid; grid-template-columns: auto 1fr; column-gap: 12px; align-items: center; }
.brand-mark { width: 36px; height: 36px; color: currentColor; grid-row: span 2; }
.brand-mark svg { width: 100%; height: 100%; }
.brand-name { font-family: var(--font-display); font-weight: 800; font-size: 19px; line-height: 1.1; }
.brand-sub { font-size: 12px; opacity: 0.8; letter-spacing: 0.04em; text-transform: uppercase; }

.rail-body { margin-top: clamp(32px, 6vh, 64px); }
.rail-bottom { margin-top: auto; }
.eyebrow { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; opacity: 0.85; margin-bottom: 14px; }
.rail-title { font-size: clamp(34px, 3.8vw, 52px); font-weight: 800; line-height: 1.02; letter-spacing: -0.025em; max-width: 11ch; }
.rail-title em { font-style: normal; text-decoration: underline; text-decoration-color: #b9e8c9; text-decoration-thickness: 4px; text-underline-offset: 6px; }
.rail-copy { margin-top: 18px; max-width: 32ch; font-size: 16px; line-height: 1.55; opacity: 0.92; }
.offer-facts { list-style: none; padding: 0; margin: 24px 0 0; display: grid; }
.offer-facts li { display: grid; grid-template-columns: 96px 1fr; align-items: baseline; gap: 12px; padding: 12px 0; border-top: 1px solid rgba(255,255,255,0.28); font-size: 14px; opacity: 0.95; }
.offer-facts li:last-child { border-bottom: 1px solid rgba(255,255,255,0.28); }
.offer-facts .mono { font-size: 20px; font-weight: 600; letter-spacing: -0.01em; }

.rail-foot { display: flex; align-items: center; gap: 12px; margin-top: 20px; }
.rail-link { font-size: 13px; opacity: 0.85; text-decoration: none; padding: 10px 0; }
.rail-link:hover { opacity: 1; text-decoration: underline; }
.mode-toggle { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; font-size: 13px; opacity: 0.85; min-height: 44px; -webkit-tap-highlight-color: transparent; }
.mode-toggle input { position: absolute; opacity: 0; width: 0; height: 0; }
.mode-toggle .mode-track { width: 34px; height: 20px; border-radius: 999px; background: rgba(255,255,255,0.28); position: relative; transition: background 200ms; }
.mode-toggle .mode-track::after { content: ""; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 50%; background: #fff; transition: transform 200ms var(--ease); }
.mode-toggle input:checked + .mode-track { background: #ffd166; }
.mode-toggle input:checked + .mode-track::after { transform: translateX(14px); }
.mode-toggle input:focus-visible + .mode-track { outline: 2px solid #fff; outline-offset: 3px; }
body.is-staff .mode-toggle { opacity: 1; font-weight: 600; }

.content { padding: clamp(20px, 3vw, 40px) clamp(20px, 4vw, 64px) 0; }
.mode-bar { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; padding: 6px; max-width: 820px; margin-bottom: 28px; border: 1px solid var(--line-strong); border-radius: 14px; background: var(--surface); }
.mode-btn { display: grid; gap: 2px; text-align: left; padding: 12px 16px; min-height: 60px; border: 0; border-radius: 10px; background: transparent; color: var(--text-2); transition: background 160ms, color 160ms; -webkit-tap-highlight-color: transparent; }
.mode-btn strong { font-family: var(--font-display); font-size: 17px; font-weight: 800; color: var(--text); }
.mode-btn span { font-size: 13px; }
.mode-btn[aria-checked="true"] { background: var(--text); color: rgba(255,255,255,0.75); }
.mode-btn[aria-checked="true"] strong { color: #fff; }
.mode-btn[data-mode="staff"][aria-checked="true"] { background: var(--warn); color: rgba(0,0,0,0.6); }
.mode-btn[data-mode="staff"][aria-checked="true"] strong { color: #1a1300; }
.rail-foot { justify-content: flex-end; }
.form { max-width: 820px; display: grid; gap: 36px; }
.form .staff-only, .form .grid-3.staff-only { display: none; }
.skip-toggle { display: flex; align-items: center; gap: 14px; text-align: left; min-height: var(--tap); padding: 12px 16px; background: var(--surface); border: 1px solid var(--line-strong); border-radius: var(--radius); -webkit-tap-highlight-color: transparent; }
.skip-toggle:hover { border-color: var(--text-3); }
.skip-box { flex: none; width: 26px; height: 26px; border-radius: 7px; border: 2px solid var(--line-strong); display: grid; place-items: center; color: transparent; transition: background 160ms, border-color 160ms; }
.skip-box svg { width: 16px; height: 16px; }
.skip-text { display: grid; gap: 2px; font-size: 15px; }
.skip-text strong { font-weight: 600; }
.skip-text span { font-size: 13px; color: var(--text-3); }
.skip-toggle[aria-pressed="true"] { background: var(--warn-soft); border-color: #e0c47a; }
.skip-toggle[aria-pressed="true"] .skip-box { background: var(--warn); border-color: var(--warn); color: #fff; }
body.is-anon .details { display: none; }
.done.is-anon .offer, .done.is-anon .done-meta { display: none; }
.done-note { padding: 16px 18px; border-radius: 14px; background: var(--warn-soft); color: #5a4200; font-size: 15px; }
body.is-staff .form .staff-only { display: grid; }
.field-error { font-size: 13px; color: var(--danger); display: none; margin-top: -8px; }
.field-error.show { display: block; }

.grid-3 { display: grid; grid-template-columns: 120px 1fr 1fr; gap: 16px; }
.grid-3.times { grid-template-columns: 1fr 1fr 1fr; }
.stepper { display: grid; grid-template-columns: var(--tap) 110px var(--tap) 1fr; align-items: center; gap: 10px; }
.step-btn { width: var(--tap); height: var(--tap); border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line-strong); display: grid; place-items: center; transition: transform 120ms var(--ease), border-color 160ms; -webkit-tap-highlight-color: transparent; }
.step-btn:hover { border-color: var(--text-3); }
.step-btn:active { transform: translateY(1px); }
.step-btn svg { width: 22px; height: 22px; }
.step-input { text-align: center; font-size: 24px; font-weight: 600; padding: 8px; -moz-appearance: textfield; }
.step-input::-webkit-outer-spin-button, .step-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.stepper .hint { font-size: 13px; color: var(--text-3); }

.submit-bar {
  position: sticky; bottom: 0; z-index: 5;
  margin: 8px calc(-1 * clamp(20px, 4vw, 64px)) 0;
  padding: 16px clamp(20px, 4vw, 64px) calc(16px + env(safe-area-inset-bottom));
  background: linear-gradient(to top, var(--bg) 70%, rgba(247,245,239,0));
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.submit-note { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text-3); }
.submit-note .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.btn-submit { min-width: 260px; min-height: 60px; font-size: 18px; }

/* ===== Success overlay ===== */
.done { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 24px; background: rgba(23,25,28,0.5); animation: fade 220ms var(--ease); }
.done[hidden] { display: none; }
@keyframes fade { from { opacity: 0; } }
.done-card { width: min(100%, 560px); background: var(--surface); border-radius: var(--radius-lg); padding: 28px; display: grid; gap: 18px; box-shadow: 0 30px 60px -20px rgba(23,25,28,0.45); animation: rise 360ms var(--ease); }
@keyframes rise { from { opacity: 0; transform: translateY(16px) scale(0.98); } }
.done-top { display: flex; justify-content: space-between; align-items: center; }
.done-badge { font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent-ink); background: var(--accent-soft); padding: 6px 10px; border-radius: 999px; font-weight: 600; }
.done-badge.warn { color: var(--warn); background: var(--warn-soft); }
.done-timer { font-size: 12px; color: var(--text-3); }
.done-title { font-size: 36px; letter-spacing: -0.025em; line-height: 1.05; }
.done-copy { color: var(--text-2); font-size: 15px; }
.offer { display: grid; grid-template-columns: auto 1fr; gap: 18px; align-items: center; padding: 20px 22px; border-radius: 16px; background: var(--accent); color: #fff; }
.offer-pct { font-family: var(--font-display); font-size: 58px; font-weight: 800; line-height: 1; letter-spacing: -0.04em; }
.offer-pct small { font-size: 28px; }
.offer-text { display: grid; gap: 2px; }
.offer-text strong { font-size: 18px; font-weight: 700; }
.offer-text span { font-size: 14px; opacity: 0.9; }
.done-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 0; }
.done-meta div { border-top: 1px solid var(--line); padding-top: 10px; }
.done-meta dt { font-size: 12px; color: var(--text-3); }
.done-meta dd { margin: 2px 0 0; font-weight: 500; }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; }
  .rail { position: relative; height: auto; gap: 0; }
  .rail-body { margin-top: 24px; }
  .rail-bottom { margin-top: 20px; }
  .rail-title { font-size: 28px; }
  .offer-facts { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .offer-facts li { grid-template-columns: 1fr; gap: 0; border: 1px solid rgba(255,255,255,0.35) !important; border-radius: 12px; padding: 10px 12px; }
  .offer-facts .mono { font-size: 18px; }
  .rail-copy { display: none; }
  .content { padding-top: 24px; }
}
@media (max-width: 640px) {
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .grid-3 .field:last-child { grid-column: span 2; }
  .grid-3.times { grid-template-columns: 1fr 1fr; }
  .stepper { grid-template-columns: var(--tap) 1fr var(--tap); }
  .stepper .hint { grid-column: span 3; }
  .choices.cols-3 { grid-template-columns: repeat(2, 1fr); }
  .choices.cols-5 { grid-template-columns: repeat(3, 1fr); }
  .rating .choice .lbl { display: none; }
  .rating { gap: 6px; }
  .rating .choice { min-height: 78px; padding: 10px 4px; }
  .rating .stars svg { width: 9px; height: 9px; }
  .choices.cols-5 { grid-template-columns: repeat(3, 1fr); }
  .submit-bar { flex-direction: column; align-items: stretch; }
  .mode-btn span { display: none; }
  .mode-btn { min-height: 52px; text-align: center; }
  .submit-note { justify-content: center; }
  .btn-submit { width: 100%; }
  .done-card { padding: 20px; }
  .offer { grid-template-columns: 1fr; text-align: center; }
  .done-meta { grid-template-columns: 1fr 1fr; }
}